Bharath Raj, J <br/><br/>
Assessment of grades of mental subnormality with special reference to aetiological factors and suggesting the possibility of improvement on psychological lines in indicated cases : 

 -  Ranchi University  1973 
 - 331 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Diseases - Causes and theories of causation<br/>Mental retardation<br/>Mental deficiency--Classification
<br/><br/><label>Dewey Class. No.: </label>TB.0055